1. Lecturer, Telecommunications Room 3344 Mobile +358 (0)400 680215
Riitta Rontu
Lecturer, Telecommunications
Room 3344
Mobile +358 (0)
Home page:
3-Dec-18
Telecom Basics / JPR

2. Telecommunication Systems, 3 ECTS
Laboratory exercises 21 hours
Purpose of the exercises
To get the students acquainted with the most general measurement equipment in telecommunication branch
To get the students acquainted with some basic telecommunication topics in practice
To realize some of the basic phenomenons and methods that are studied in the theory lessons
3-Dec-18
Telecom Basics / JPR

3. Material Instructions for the exercises
Instructions for the measurements
The instructions include also some calculations and other tasks to be performed before and during the exercises
Additional reports are not needed afterwards, all tasks should be completed in the instruction paper during the lab hours.
The group may not leave the laboratory before they have completed the exercise and got the approval from the teacher.
Instructions can be found in Telecom Laboratory’s homepage (
Students should print the instructions themselves. It can be done in the lab, but bring your own paper!
3-Dec-18
Telecom Basics / JPR

4. Execution of the laboratory course
Five exercise sessions, on thursdays at pm
Start at week 46 ( )
Every exercise takes about 4 hours
The exercises will be done in 4 groups, 2-3 members in each group
Take your theory books and other material with you in the lab
You must take part in every exercise. If you get ill or have some other things that prevent you from coming to the session, do not hesitate to ask the teacher how you can substitute your absence.
The laboratory part of the course will be accepted when you have completed all exercises and returned the properly filled exercise forms and have them approved by the teacher. No exams will be hold in this part.
3-Dec-18
Telecom Basics / JPR

5. The contents of the exercises
1. session:
The introduction of the most usual measurement equipment that are used in telecommunications :
Basic measurements of low frequency signals with oscilloscopes
Basic measurements of high frequency signals with spectrum analyzers
2. – 5. Sessions:
Each group is performing one of four exercises in their turn.
3-Dec-18
Telecom Basics / JPR

6. The contents of the exercises
The exercise subjects:
PCM transmission
Speech and sound analysis
Television and video signals
Modulation methods
3-Dec-18
Telecom Basics / JPR

7. The contents of the exercises
PCM transmission:
Measurements of different stages in the PCM-process, which means the transforming of analog speech signal into digital signal
3-Dec-18
Telecom Basics / JPR

8. The contents of the exercises
Speech and sound analysis
Analysing the characteristics of students own speech signal with Sound Forge analysing software
3-Dec-18
Telecom Basics / JPR

9. The contents of the exercises
Television and video signals
Measurements of typical television signals with different spesific measurement devices
Getting familiar with digital-analog transceiver for television
3-Dec-18
Telecom Basics / JPR

10. The contents of the exercises
Modulation methods
Measurements of some analog and digital modulation methods
3-Dec-18
Telecom Basics / JPR